Atomic Structure Question 484

Question: An electron in an atom jumps in such a way that its kinetic energy changes from $ x $ to $ x/4 $ . The change in potential energy will be:

Options:

A) $ +\frac{3}{2}x $

B) $ -\frac{3}{8}x $

C) $ +\frac{3}{4}x $

D) $ -\frac{3}{4}x $

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Answer:

Correct Answer: A

Solution:

  • Change in $ PE=-\frac{2x}{4}+(2x)\Rightarrow \frac{3}{2}x $


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